5144388525 has 72 divisors (see below), whose sum is σ = 9498677760. Its totient is φ = 2660065920.

The previous prime is 5144388511. The next prime is 5144388533. The reversal of 5144388525 is 5258834415.

5144388525 is a `hidden beast` number, since 5 + 1 + 4 + 43 + 88 + 525 = 666.

It is not a de Polignac number, because 5144388525 - 2¹⁴ = 5144372141 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 1150444 + ... + 1154906.

It is an arithmetic number, because the mean of its divisors is an integer number (131926080).

Almost surely, 2^5144388525 is an apocalyptic number.

It is an amenable number.

5144388525 is a deficient number, since it is larger than the sum of its proper divisors (4354289235).

5144388525 is a wasteful number, since it uses less digits than its factorization.

5144388525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4635 (or 4627 counting only the distinct ones).

The product of its digits is 768000, while the sum is 45.

The square root of 5144388525 is about 71724.3928172278. The cubic root of 5144388525 is about 1726.2800580733.

The spelling of 5144388525 in words is "five billion, one hundred forty-four million, three hundred eighty-eight thousand, five hundred twenty-five".